| Name | Collybia clavus (Linnaeus) Saccardo: Fries |
| Authorship | (Linnaeus) Saccardo: Fries |
| Rank | Species |
| Placed in | Collybia |
| Citation | 1887 Syll. Fung. 5: 238 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Collybia clavus (Linnaeus) Saccardo: Fries |
| Identification made in | [no date] (2) |